Recently added

Now showing items 2181-2200 of 4578

Miscellaneous by-product metals

Addicks, Lawrence, 1878-
Arsenic

Addicks, Lawrence, 1878-
Selenium

Addicks, Lawrence, 1878-
Thallium

Addicks, Lawrence, 1878-
Fertilizer project

Addicks, Lawrence, 1878-
Report #357103. Sampling Oroya Copper

Addicks, Lawrence, 1878-
English refinery

Addicks, Lawrence, 1878-
Oroya copper refinery

Addicks, Lawrence, 1878-
Operations résumé

Addicks, Lawrence, 1878-
Lead-Bismuth Flue Dust Treatment

Addicks, Lawrence, 1878-
Electrothermic zinc

Addicks, Lawrence, 1878-
The Zinc Project

Addicks, Lawrence, 1878-
Electrolytic zinc

Addicks, Lawrence, 1878-
Zinc concentrates

Addicks, Lawrence, 1878-
Monthly newsletters

Addicks, Lawrence, 1878-
Oroya water supply

Addicks, Lawrence, 1878-
Copper import tax

Addicks, Lawrence, 1878-
Cerro-Chrome refining contracts

Addicks, Lawrence, 1878-
Copper sales policy

Addicks, Lawrence, 1878-
Sampling—Chrome refinery

Addicks, Lawrence, 1878-